kernel security update

4.18.0-553.120.1 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

dlm_posix_lock() Kernel Level Access

The vulnerability of the dlmposixlock function in the fs/dlm/plock.c module, which supports Linux kernel-based distributed locking mechanisms, is related to reading beyond the buffer boundaries. Exploiting this vulnerability could allow an attacker to access protected information or cause service...

fs/dlm/lowcomms.c Heap Buffer Overflow DoS

The vulnerabilities of the functions dlmlowcommsnewmsg and dlmlowcommscommitmsg in the fs/dlm/lowcomms.c module are related to errors during the update of the reference counter in Linux’s distributed locking mechanism. Exploiting these vulnerabilities can allow an attacker to cause service failur...

EulerOS 2.0 SP12 : kernel (EulerOS-SA-2026-1366)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : tcpbpf: Call skmsgfree when tcpbpfsendverdict fails to allocate psock-cork.CVE-2025-39913 md: fix rcu protection in mdwakeupthreadCVE-2025-68374...

EulerOS 2.0 SP12 : kernel (EulerOS-SA-2026-1397)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : tcpbpf: Call skmsgfree when tcpbpfsendverdict fails to allocate psock-cork.CVE-2025-39913 md: fix rcu protection in mdwakeupthreadCVE-2025-68374...

OCFS2 File System Heap Buffer Overflow DoS

The vulnerability of the userdlmdestroylock function in the fs/ocfs2/dlmfs/userdlm.c module of the OCFS2 file system support in the Linux operating system is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to cause a service failure...

Azure Linux 3.0 Security Update: kernel (CVE-2024-47809)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-47809 advisory. - In the Linux kernel, the following vulnerability has been resolved: dlm: fix possible lkbresource null...

fs/dlm/recoverd.c Heap Buffer Overflow DoS

The vulnerability of the lsrecover function in the fs/dlm/recoverd.c module, which supports Linux kernel-based distributed locking mechanisms, is related to errors in the returned values. Exploiting this vulnerability could allow an attacker to cause a service failure...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857...

SUSE-SU-2025:4320-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. - CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857. ...

CLSA-2025-1763734783 kernel: Fix of 64 CVEs

media: bttv: fix use after free error due to btv-timeout timer CVE-2023-52847 - firmware: armscpi: Ensure scpiinfo is not assigned if the probe fails CVE-2022-50087 - wifi: mwifiex: Fix OOB and integer underflow when rx packets CVE-2023-53226 - vsock: Fix transport TOCTOU CVE-2025-38461 - ALSA:...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857...

Security update for the Linux Kernel

The SUSE Linux Enterprise FIXME kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857...

SUSE-SU-2025:4111-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. - CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857. ...

Amazon Linux 2 : kernel, --advisory ALAS2-2025-3075 (ALAS-2025-3075)

The version of kernel installed on the remote host is prior to 4.14.355-280.708. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2025-3075 advisory. In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix invalid derefence of sblvbptr...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2025-110 (ALASKERNEL-5.10-2025-110)

The version of kernel installed on the remote host is prior to 5.10.245-241.978. It is, therefore, affected by a vulnerability as referenced in the ALAS2KERNEL-5.10-2025-110 advisory. In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix invalid derefence of sblvbptr...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990588)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990588 advisory. In the Linux kernel, the following vulnerability has been resolved: dlm: fix plock invalid read This patch fixes an invalid read showed by KASAN. A unlock will...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989092)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989092 advisory. In the Linux kernel, the following vulnerability has been resolved: ocfs2: dlmfs: fix error handling of userdlmdestroylock When userdlmdestroylock failed, it didn't...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989147)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989147 advisory. In the Linux kernel, the following vulnerability has been resolved: dlm: fix plock invalid read This patch fixes an invalid read showed by KASAN. A unlock will...